`int\ ((x-1)^2)/((x^2+1)^2)dx=tan^(- 1)x+g(x)+c` then `g(x)=`

If ((x- 1)^(2))/((x^(2) +1)^(2)) dx = tan^(-1) x + g (x) + c then g (x) =

If int e^(x)(tan^(-1)x+(2x)/((1+x^(2)))^(2))dx=e^(x)(tan^(-1)x+g(x))+c where g(x) is a rational function, c is constant of integration then find the value of 20[g(2)] .

int (1-tan^2x)/(1+tan^2x) dx

int (1-tan^2x)/(1+tan^2x) dx

If int(1)/((x^2+1)(x^2+4))dx=a tan^(-1). x+b tan^(-1).(x)/(2)+c , then :

int(x^(2)tan^(-1)x)/(1+x^(2))dx

" 1.If "int(1)/((x^(2)+1)(x^(2)+4))dx=G tan^(-1)x+H tan^(-1)((x)/(2))+C,C in A." Then "G=.......,H=...?

If int(x-1)/(x^2sqrt(2x^2-2x-1))dx = sqrt(f(x))/g(x) +c then the value of f(x) and g(x) is